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Problem 1 For the case of simple shear: x = (X1 + yX2)e1 + X202 + X303 determine F, R, U, E*; and principal values and direction of U (1, 12, A3, 1 1, 12, 13)Problem 3 Consider the displacement fields: u = (aX1 + BX2)el + (BX1+aX2)e2 u = aX201 a) Determine the deformation gradient F b) Determine the right stretch tensors, U, and rotation tensor, R. c) Determine the right Cauchy Green Tensor, C